tu fagliela

do it to him/her, do it for him/her

→ fare
fa do, make + gliela to him/her + it (feminine)
verb · second singular · imperative Rare #39,725
do it to him/her, do it for him/her This is an imperative form of "fare" combined with pronouns: "glie" (= to him/to her) + "la" (= it, feminine). It’s often used before another verb (e.g. "fagliela vedere").
IT: Fagliela vedere adesso.
EN: Show it to him/her now.
Conjugation of fare

Fagliela liscia come il culo di un neonato, quella testa di cazzo!

Give him a smooth ass, that dickhead!

— The Experiment - Cercasi cavie umane (2001)

Fagliela vedere, domani.

Show it to him tomorrow.

— Una pallottola spuntata (2025)

Dima fagliela vedere.

Dima, show it to him.

— Leviathan (2014)

Fagliela leggere.

Let him read it.

— Central do Brasil (1998)

Fagliela vedere, Munni.

Show them, Munni.

— Bajrangi Bhaijaan (2015)